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The surprising thermal properties of cellulose nanofibers

Plant-derived materials such as cellulose often exhibit thermally insulating properties. A new material made from nanoscale cellulose fibers shows the reverse, high thermal conductivity. This makes it useful in areas previously dominated by synthetic.....»»

Category: topSource:  physorgNov 4th, 2022

Study shows how organic molecules impact gold nanoparticles" electrochemical properties

A new study shows how organic molecules greatly influence the redox potential of gold nanoparticles, with differences up to 71 mV. Using experiments and computer simulations, the study highlights the important role of capping agents in controlling th.....»»

Category: topSource:  theglobeandmailRelated NewsJul 17th, 2024

Researchers reveal parsec-scale radio emission properties of dual AGNs by multi-phase-center VLBI observations

Galaxy mergers play a crucial role in the cosmological evolution of galaxies. During galaxy merging, tidal torques can trigger the accretion and feedback of the central black holes in merging galaxies, forming dual active galactic nuclei (AGNs)......»»

Category: topSource:  theglobeandmailRelated NewsJul 17th, 2024

AI method radically speeds predictions of materials" thermal properties

It is estimated that about 70% of the energy generated worldwide ends up as waste heat......»»

Category: topSource:  pcmagRelated NewsJul 17th, 2024

Grain boundaries weaken in planetary interiors, research suggests

Mantle convection and associated plate tectonics of planets like the Earth are governed by the deformation of mantle rocks. This deformation occurs through the motion of defects in the crystal lattices of minerals. Thus, the physical properties of th.....»»

Category: topSource:  pcmagRelated NewsJul 17th, 2024

New compact camera module for M5 MacBooks expected in 2025

Apple has reportedly commissioned one of its Vietnamese suppliers, Sunny Optical, to provide a new MacBook compact camera module (CCM) from next year. This is likely to be first used in an M5 MacBook Pro in late 2025. It’s a somewhat surprising.....»»

Category: topSource:  pcmagRelated NewsJul 17th, 2024

Ancient microbes offer clues to how complex life evolved

A new study published in Science Advances reveals a surprising twist in the evolutionary history of complex life. Researchers at Queen Mary University of London have discovered that a single-celled organism, a close relative of animals, harbors the r.....»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Local dragonflies expose mercury pollution patterns

A new study has unveiled surprising findings about mercury pollution: where it comes from and how it moves through the environment vary significantly depending on the ecosystem. In drier regions, most mercury is deposited through rain and snow. In we.....»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Surprising ring sheds light on galaxy formation

The question of what triggers the extremely rapid star formation within Hyper Luminous Infrared Galaxies (HyLIRGs), as yet unknown, is of much interest to guide our understanding of the formation and evolution of galaxies in the universe. A new photo.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Solar flares and solar magnetic reconnection get new spotlight in two blazing studies

Two recent studies published in The Astrophysical Journal discuss findings regarding solar flare properties and a new classification index and the sun's magnetic field, specifically what's called solar magnetic reconnection......»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

New class of organic nanoparticles shows promise for diverse applications

Nanoparticles have a wide variety of applications, from drug delivery to electronics to air purification. Their small size and tunable properties make them particularly valuable for technological advancements and scientific research. When polymers ma.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Exim vulnerability affecting 1.5M servers lets attackers attach malicious files

Based on past attacks, it wouldn’t be surprising to see active targeting this time, too. Enlarge More than 1.5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts,.....»»

Category: topSource:  arstechnicaRelated NewsJul 12th, 2024

Exim vulnerability affecting 1.5 million servers lets attackers attach malicious files

Based on past attacks, It wouldn’t be surprising to see active targeting this time too. Enlarge More than 1.5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts, s.....»»

Category: topSource:  arstechnicaRelated NewsJul 11th, 2024

35,000 tickets about hidden cameras & other surveillance in Airbnb properties [U]

A previously unreported lawsuit regarding hidden cameras in Airbnb properties reveals that the company generated 35,000 support tickets by customers complaining about surveillance devices … See company response at the end more….....»»

Category: gadgetSource:  9to5macRelated NewsJul 11th, 2024

A new species of extinct crocodile relative rewrites life on the Triassic coastline

The surprising discovery of a new species of extinct crocodile relative from the Triassic Favret Formation of Nevada, U.S., rewrites the story of life along the coasts during the first act of the Age of Dinosaurs......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Is the Samsung Galaxy Watch 7 waterproof?

Ready to track your swims with the new Samsung Galaxy Watch 7? Here's what you need to know about its waterproof properties......»»

Category: topSource:  digitaltrendsRelated NewsJul 10th, 2024

35,000 complaints about hidden cameras in Airbnb properties

A previously unreported lawsuit regarding hidden cameras in Airbnb properties reveals that the company generated 35,000 support tickets by customers complaining about surveillance devices … more….....»»

Category: gadgetSource:  9to5macRelated NewsJul 10th, 2024

Tensor-force effects on nuclear matter in relativistic ab initio theory

Tensor force is a crucial ingredient of the nucleon-nucleon (NN) interaction, and has an important impact on the structural and dynamical properties of the nuclear many-body system. Many efforts have been devoted to studying the influence of the tens.....»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Astronomers find surprising ice world in the habitable zone with JWST data

A team of astronomers has identified a temperate exoplanet as a promising super-Earth ice or water world......»»

Category: topSource:  physorgRelated NewsJul 8th, 2024

New strategies proposed for protecting thermal barrier coatings against environmental sediment corrosion

Lei Guo and others from Tianjin University in China discovered that the environmental sediments on the surface of aero engine turbine blades have a significant concentration of Fe, surpassing even the levels of Mg, Al, and Ca in certain zones. Conseq.....»»

Category: topSource:  physorgRelated NewsJul 8th, 2024

Chemists develop chameleon-like molecular chain with dual ion binding capability

Everyday objects such as metal chains, handcuffs, and key rings are examples that demonstrate a unique combination of properties where hard, rigid rings are interlocked together to exhibit flexibility and strength as a whole, and as such enable them.....»»

Category: topSource:  physorgRelated NewsJul 8th, 2024